id:A054984 - OEIS Search Results

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Composite numbers x such that Sigma[ x+6! ]=Sigma[ x+720 ]=Sigma[ x ]+720.

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427, 553, 595, 623, 737, 871, 913, 923, 1199, 1207, 1241, 1507, 1582, 1817, 1848, 2193, 2226, 2337, 2398, 2407, 2553, 2561, 2728, 2758, 2929, 3016, 3115, 3248, 3346, 3502, 3503, 3598, 3705, 3762, 4171, 4293, 4343, 4462, 4587, 4633, 4841, 4867, 4984 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`See also A015914, A054799, A033560`
	EXAMPLE	`a(2)=553, Sigma[553]+720=640+720=1360=Sigma[553+720]=Sigma[1273]=1+19+67+1273.`
	CROSSREFS	`A015914-A015917, A054799.` `Sequence in context: A160098 A048922 A045094 this_sequence A095811 A030467 A034278` `Adjacent sequences: A054981 A054982 A054983 this_sequence A054985 A054986 A054987`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), May 29 2000`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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